Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Microservices, API Gateway, Scalability, Systems Architecture, Software Architecture, Data Management, Distributed Computing, Databases, API Design, Restful API, Software Design Patterns, NoSQL, GraphQL, Event-Driven Programming
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Business Modeling, Market Analysis, Regulatory Compliance, Innovation, Healthcare Industry Knowledge, Entrepreneurship, Business Strategies, New Business Development, Product Development, Business Planning, Team Leadership, Stakeholder Analysis, Sales Presentations, Business Valuation, Fundraising
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Video Game Development, Game Design, Animation and Game Design, 3D Assets, Augmented and Virtual Reality (AR/VR), Computer Graphic Techniques, UI Components, Animations, Computer Graphics, User Interface (UI), Visualization (Computer Graphics), Motion Graphics, Interactive Design, Scripting, Virtual Environment, Artificial Intelligence, Simulations, Debugging
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: AI Workflows, Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Responsible AI, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Design, Web Content Accessibility Guidelines, Visualization (Computer Graphics), Computer Graphics, Front-End Web Development, Semantic Web, Web Content, Usability, Javascript, Data Validation
Mixed · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Human Centered Design, Organizational Change, User Research, Design Thinking, Change Management, Design Research, Product Design, Data Ethics, Data Collection, Quantitative Research, Prototyping, Influencing, Qualitative Research, Storytelling, Leadership, Data Analysis, Analytics, Diversity Awareness, Diversity and Inclusion, Innovation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Hive, Apache Hadoop, Data Warehousing, SQL, Performance Tuning, Databases, Query Languages, Database Management, Extensible Markup Language (XML), Data Processing, Data Transformation, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, LESS, UI Components, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Front-End Web Development, User Interface (UI), Web Content Accessibility Guidelines, Typography, Web Components, Interactive Design, Animations, Web Development, Browser Compatibility, Maintainability, Web Analytics and SEO, Web Development Tools
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Web Content Accessibility Guidelines, Learning Management Systems, Instructional Design, Disabilities, Visual Impairment Education, Document Management, Technical Communication, Microsoft Office, Image Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Software Architecture, Embedded Systems, Systems Architecture, Software Systems, Software Design, Application Design, Software Design Patterns, Maintainability, Performance Tuning, Safety Assurance, Interoperability, Real Time Data, Secure Coding, Scalability, Design Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Database Design, Data Integration, Extract, Transform, Load, Data Modeling, Star Schema, Relational Databases, Snowflake Schema, Business Intelligence, SQL, Data Mart, Pivot Tables And Charts, PostgreSQL, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Scripting, Linux, Unix Commands, Command-Line Interface, User Interface (UI), IT Automation, Interactive Design, File I/O, Programming Principles, Debugging, File Management
Mixed · Course · 1 - 4 Weeks